说明：  这是PDF格式的《单片机C语言程序设计实训100例——基于8051+Proteus仿真技术》的书，里面包含大量的单片机开发案例
(This is the PDF format of the " single-chip C Programming Language Training 100 cases- based on 8051+ Proteus simulation technology," the book, which contains a large number of cases of single-chip development)